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Diff files present in two different directories

I have two directories with the same list of files. I need to compare all the files present in both the directories using the diff command. Is there a simple command line option to do it, or do I have to write a shell script to get the file listing and then iterate through them? ...
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Selecting only first-level elements in jquery

...; li a") But you would need to set a class on the root ul if you specifically want to target the outermost ul: <ul class="rootlist"> ... Then it's: $("ul.rootlist > li a").... Another way of making sure you only have the root li elements: $("ul > li a").not("ul li ul a") It lo...
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Change default text in input type=“file”?

...man.com/archive/2007/09/10/styling_file_inputs_with_css_and_the_dom Personally, because most users stick to their browser of choice, and therefore are probably used to seeing the control in the default rendition, they'd probably get confused if they saw something different (depending on the types o...
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ORA-01882: timezone region not found

... In a plain a SQL-Developer installation under Windows go to directory C:\Program Files\sqldeveloper\sqldeveloper\bin and add AddVMOption -Duser.timezone=CET to file sqldeveloper.conf. ...
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How can I add numbers in a Bash script?

...ntax Using the external expr utility. Note that this is only needed for really old systems. num=`expr $num1 + $num2` # Whitespace for expr is important For floating point: Bash doesn't directly support this, but there are a couple of external tools you can use: num=$(awk "BEGIN {print $...
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How to convert a color integer to a hex String in Android?

...l. By using a bit wise AND operation with the value 0x00FFFFFF, you essentially clears the leftest byte (alpha channel) to 0. When used with Integer.toHexString, it'll just leave the rest of the 3 bytes in String. All non-significant digits will be dropped from the call, so if you want the leading...
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How to export a mysql database using Command Prompt?

... bundled with Windows. It might be possible the run your command after installing some stuff, but I think you've missed that fact. – Rolf Feb 5 '14 at 19:59 2 ...
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How to install and run phpize

I have been meaning to install ffmpeg as an extension to my PHP setup. So before I can install it, I need to phpize it. I installed php5-dev by sudo apt-get install php5-dev . But now when I run phpize I get the following error : ...
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Getting the array length of a 2D array in Java

... Unrelated question about your answer. What is the technique/method called where you put "{...};" after the object definition. As a new developer I keep seeing this more and more. – user432209 Oct 22 '10 at 19:27 ...
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How to embed an autoplaying YouTube video in an iframe?

... src="http://www.youtube.com/embed/oHg5SJYRHA0?autoplay=1" frameborder="0" allowfullscreen></iframe> The JavaScript API for iframe embeds exists, but is still posted as an experimental feature. UPDATE: The iframe API is now fully supported and "Creating YT.Player objects - Example 2" sho...